3n-2=7n-2

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Solution for 3n-2=7n-2 equation: 


n in (-oo:+oo)

3*n-2 = 7*n-2 // - 7*n-2

3*n-(7*n)-2+2 = 0

3*n-7*n-2+2 = 0

-4*n = 0 // : -4

n = 0

n = 0

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